EV Maintenance & Repairs: What Electric Cars Need

EV Maintenance & Repairs: What Do Electric Cars Need?

Electric cars remove many of the traditional service items independent garages have relied on for decades, but they do not remove the need for regular maintenance. Instead, the nature of workshop work shifts away from engines and exhausts towards tyres, brakes, suspension, fluids, electronics and diagnostics.

Tyres: The Most Consistent EV Service Item

Tyres are one of the most consistent and predictable wear items on EVs. Battery packs add significant weight, and instant torque places extra load on tyres during acceleration. As a result, EVs often require more frequent tyre inspections, alignment checks and replacements than comparable petrol or diesel cars.

For many garages, tyre work will remain a dependable source of recurring income.

Brakes: Regenerative Doesn't Mean Maintenance-Free

Brakes also continue to play an important role. While regenerative braking reduces friction brake usage, it does not eliminate it. Pads and discs still wear, brake fluid still degrades over time, and corrosion can actually become more of an issue on vehicles that rely heavily on regen.

Regular brake servicing and safety inspections remain essential.

Fluids: Different, But Still Necessary

Although EVs do not need engine oil changes, they still rely on multiple fluids. Brake fluid, battery and motor cooling systems, steering fluid and washer fluid all require periodic inspection and replacement.

Thermal management systems are particularly important, as battery and motor longevity depends heavily on effective cooling.

Air-Conditioning: Exactly The Same

Air-conditioning systems remain unchanged in principle. Refrigerant leaks, compressor faults and cabin filter replacements follow the same time- and mileage-based schedules as internal combustion vehicles.

This is good news for garages — existing A/C expertise transfers directly to EVs with no additional training required.

High-Voltage and Electrical Work: The New Frontier

Electrical and high-voltage work becomes increasingly central. Battery health checks, charging system faults, inverter issues, wiring problems and software-related diagnostics will define much of the future repair landscape.

These are higher-skill jobs, but also higher-value ones.

🔧 Traditional ICE Skills: Engine diagnostics, timing belts, spark plugs, exhausts, fuel systems, oil changes

⚡ EV Workshop Skills: High-voltage safety, battery diagnostics, inverter testing, charging faults, software updates, thermal management

Garages with EV training and certification can perform:

• Battery health diagnostics and range testing

• Charging system fault diagnosis
• Inverter and power electronics testing
• High-voltage isolation and safe working
• Software updates and calibration
• Thermal management system repairs

Familiar Bread-and-Butter Work Continues

Alongside this, familiar items such as 12V batteries, lighting, wipers, wheel bearings, suspension components, steering parts and MOT-related safety repairs remain everyday bread-and-butter work for independent garages.

EVs change what breaks, not the fact that things still break.

What This Means for Independent Garages

The shift to EVs does not eliminate maintenance work — it rebalances it. Garages lose oil changes and exhaust work but gain battery diagnostics, thermal system servicing and electrical troubleshooting. Garage management software can help you run a mixed ICE and EV workshop by keeping jobs, digital service records and scheduling in one place.

The real opportunity lies in positioning early. Garages that begin building EV capability now — even at a basic level — will be far better positioned than those waiting until ICE work disappears.

Related reading: Will Independent Garages Survive the EV Transition?

Why Choose AutoChain for Your EV or ICE Vehicle

Whether you drive an electric vehicle or a traditional petrol or diesel car, AutoChain connects you with trusted independent garages that can service and repair your vehicle to the highest standards.

Our network includes:

• ⚡ EV-trained technicians with high-voltage certification
• 🔧 Experienced mechanics for all ICE vehicle repairs
• 📱 Digital service history for all vehicle types
• 💷 Transparent, competitive pricing

Find a garage near you or learn more about our services.

Related Articles:

• Will Independent Garages Survive the EV Transition?
• EV Training for Independent Garages
• Will EV Repairs Be Controlled by Dealers?
• What Will Independent Garages Look Like in 2040?

Frequently Asked Questions

Do electric cars need less maintenance than petrol or diesel cars?
Yes — in general, electric cars have fewer moving parts and therefore fewer components that wear out. There is no oil to change, no timing belt, no spark plugs, no exhaust system, and no traditional gearbox to service. However, EVs still require tyre rotation and replacement (often more frequently than ICE cars due to the additional weight of the battery), brake fluid changes (though regenerative braking reduces brake wear significantly), coolant system maintenance for the battery thermal management system, and regular software updates. Overall maintenance costs are typically 30–40% lower than an equivalent ICE vehicle over a five-year period, though individual costs like tyre and brake fluid replacements remain comparable.

Can independent garages legally work on electric vehicles?
Yes. There is no legal requirement for EV work to be carried out by a main dealer, provided the technician holds the appropriate high-voltage qualifications. The Institute of the Motor Industry (IMI) EV qualifications (Levels 2, 3, and 4) cover the safety procedures required to work on high-voltage systems safely. Garages employing IMI-qualified EV technicians can legally carry out routine maintenance, diagnostics, and many repairs on electric vehicles. For warranty-covered repairs on newer vehicles, you must use a dealer to preserve the manufacturer warranty, but post-warranty EV work can legally be carried out by any suitably qualified independent garage.

What should I check on my EV before a long journey?
Before any long journey in an electric vehicle, check the battery state of charge and plan your charging stops using the vehicle's built-in navigation or a dedicated app such as Zap-Map. Check tyre pressures — under-inflated tyres reduce range noticeably in EVs. Confirm the windscreen washer fluid is topped up and that all lights are working. Check that the charging cable is in the vehicle if you will need to charge en route. Review the weather forecast — cold temperatures reduce battery range by up to 20–30%, so factor this into journey planning.